AdamWathan\Form\FormBuilder::setToken PHP Method

    public function setToken($token)
    {
        $this->csrfToken = $token;
    }

 protected function registerFormBuilder()
 {
     $this->app['adamwathan.form'] = $this->app->share(function ($app) {
         $formBuilder = new FormBuilder();
         $formBuilder->setErrorStore($app['adamwathan.form.errorstore']);
         $formBuilder->setOldInputProvider($app['adamwathan.form.oldinput']);
         $formBuilder->setToken($app['session.store']->getToken());
         return $formBuilder;
     });
 }